plugin.xml

<?xml version='1.0' encoding='utf-8'?>
<plugin id="cordova-swifty-iap-plugin" version="0.0.1" xmlns="http://apache.org/cordova/ns/plugins/1.0" xmlns:android="http://schemas.android.com/apk/res/android">
    <name>SwiftyIAP</name>

      <platform name="ios">
        <preference name="deployment-target" value="13.0" />

        <config-file target="config.xml" parent="/*">
            <feature name="SwiftyIAP">
                <param name="ios-package" value="SwiftyIAP" />
            </feature>
        </config-file>
        <js-module name="SwiftyIAP" src="www/SwiftyIAP.js">
            <clobbers target="SwiftyIAP" />
        </js-module>

        <source-file src="src/ios/SwiftyIAP.swift" />

        <podspec>
          <config>
            <source url="https://github.com/CocoaPods/Specs.git"/>
          </config>
          <pods use-frameworks="true">
            <pod name="SwiftyStoreKit"/>
        </pods>
        </podspec>
            <dependency id="cordova-plugin-add-swift-support"  version="2.0.2"/>

      </platform>

</plugin>